div{
	margin: 10px;
	padding: 5px;
}
#father{
	/* height: 60px; */
	border: 1px #000 solid;
	overflow: scroll;
}
.layer01{
	border: 1px #F00 dashed;
	/* float: right; */
	clear: left;
}
.layer02{
	border: 1px #00F dashed;
	/* float: left; */
	clear: both;
}
.layer03{
	border: 1px #006 dashed;
	/* float:left; */
	clear: both;
}
.layer04{
	border: 1px #666 dashed;
	font-size:12px;
	line-height: 20px;
	width: 200px;
	height: 400px;
	/* float:right; */
/* 	clear: left; */
}
.claear{
    border:1px #666 dashed;
	clear: both;
	margin: 0px;
	padding: 0px;
}
